Concertina Wire, Material : Iron, Stainless Steel

These wires are also known as Dannert wire and are the type of razor wire that are manufactured as large coils that could be expanded in future. These kinds of wires are basically used where there is need of higher strength rather than other things. These concertina wires are much more effective than others where comes to the strength. These wires got their existence during World War 1 and were made by stretching the barbed wires only. Few layers of Concertina wire can give great strength in compared to other fences having the same quantity of material.